* that we have to flush headers immediately before any request body can be sent.
   * https://github.com/square/okhttp/issues/2543
   */
  @Test fun peerSetsZeroFlowControl() {
    peer.setClient(true)

    // Write the mocking script.
    peer.sendFrame().settings(Settings().set(Settings.INITIAL_WINDOW_SIZE, 0))
    peer.acceptFrame() // ACK